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Finding the Fourth Proportional to 200,859.52, 300,922.08 and 94,047.52

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Solution

The fourth proportional to 200,859.52, 300,922.08 and 94,047.52 is: 140,899.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,859.52 : 300,922.08 = 94,047.52 : x
  2. Step 2: Convert to fraction form
    200,859.52/300,922.08 = 94,047.52/x
  3. Step 3: Cross multiply
    200,859.52x = 300,922.08 × 94,047.52
  4. Step 4: Simplify right side
    200,859.52x = 28,300,975,337.24
  5. Step 5: Solve for x
    x = 28,300,975,337.24/200,859.52
  6. Step 6: Final answer
    x = 140,899.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.